Integrating green spaces into a community is not just an aesthetics decision. Architects are more and more devoted to designing healthy buildings, that not only please the eye, but also offer a sense of well-being. Brooklyn's 550 Vanderbilt and 535 Carlton include biophilic elements that bring nature at residents' doorstep.

While CBD in-migration continues to drive office demand in the Windy City and throughout the country, a resurgence is starting to occur in some of the city's submarkets, explains Transwestern Senior Vice President Zach Fox.